498137128 has 64 divisors (see below), whose sum is σ = 1039340160. Its totient is φ = 222621696.

The previous prime is 498137099. The next prime is 498137137. The reversal of 498137128 is 821731894.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509376 + ... + 510352.

It is an arithmetic number, because the mean of its divisors is an integer number (16239690).

Almost surely, 2^498137128 is an apocalyptic number.

It is an amenable number.

498137128 is an abundant number, since it is smaller than the sum of its proper divisors (541203032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498137128 is a wasteful number, since it uses less digits than its factorization.

498137128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1182 counting only the distinct ones).

The product of its digits is 96768, while the sum is 43.

The square root of 498137128 is about 22318.9858192526. The cubic root of 498137128 is about 792.7135909542.

The spelling of 498137128 in words is "four hundred ninety-eight million, one hundred thirty-seven thousand, one hundred twenty-eight".